CN201128458Y - Controller for electric vehicle - Google Patents
Controller for electric vehicle Download PDFInfo
- Publication number
- CN201128458Y CN201128458Y CNU2007200986800U CN200720098680U CN201128458Y CN 201128458 Y CN201128458 Y CN 201128458Y CN U2007200986800 U CNU2007200986800 U CN U2007200986800U CN 200720098680 U CN200720098680 U CN 200720098680U CN 201128458 Y CN201128458 Y CN 201128458Y
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- Prior art keywords
- controller
- shell
- power tube
- electric vehicle
- protrusion
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Abstract
The utility model discloses an electric motor car control appliance and aims at providing an electric motor car controller with good sealing performance, convenient maintenance and low production cost. The electric motor car controller of the utility model comprises a casing, a circuit board and terminal covers arranged at two ends of the casing. The casing is a whole cavity structure. The upper part of an internal cavity of the casing is provided with an embossment which is protrudent downwards. A power tube at the circuit board is arranged between the embossment and the lateral wall of the casing. A sheet spring is also arranged between the embossment and the power tube of the circuit board and is used for fixing the power tube. The electric motor car control appliance has good sealing and waterproofing performance, simple installation, convenient maintenance and good heat dissipation performance and is the update product of the prior electric motor car controller.
Description
Technical field
The utility model belongs to a kind of equipment of electric automobiles, is a kind of battery-driven car control convenience more specifically.
Background technology
At present, battery-driven car comprises Electrical Bicycle, electro-tricycle, battery-operated motor cycle etc., and controller need have good waterproof, shockproof, heat dispersion as the control maincenter part of battery-driven car.If poor sealing, the controller for electric vehicle water inlet makes the components and parts short circuit of circuit card malfunctioning; If radiating effect is bad, the circuit card long-term work, temperature build-up surpasses the peak of components and parts, and components and parts damage, thereby cause controller work mal and even operate malfunctioning.Modal controller architecture is that shell is divided into loam cake and drain pan two parts on the market, these two parts connect by the buckle spiral-lock, because the buckle place leaves the space, steam is easy to enter in the cavity at circuit card place by this space, makes the components and parts short circuit of circuit card malfunctioning; Even smear one deck waterproof material at the buckle place, because the limitation of waterproof material water resistance is added when smearing, be subjected to the influence of operating personal level, coat thickness is inhomogeneous, influences sealing effectiveness; Because the permeability of heat of waterproofing coating is bad, between loam cake and drain pan, reduced the heat-dissipation effect simultaneously, made loam cake and drain pan can not form an on-cycle radiator.Also has a kind of all-in-one-piece controller on the market, but when the constant power pipe, adopt in the punching of housing side and with screw this mode is fixed in the side of power tube and housing, the defective that can bring screw hole to leak like this, thereby cause controller for electric vehicle to damage, need and twist screw retention in the punching of housing side simultaneously, so complex procedures is unfavorable for enhancing productivity.In a word, the structure of this loam cake of controller for electric vehicle of the prior art and drain pan spiral-lock combination can not well reach the effect of not only waterproof but also heat conduction, and side punching and to twist the waterproof effect of one-piece construction of screw retention also bad, these waterproof cooling problems all are the more scabrous technical matterss of controller for electric vehicle technical field.
The shortcoming of existing controller is:
1. shell is made of loam cake and drain pan two parts, and the space is left in the junction, causes poor sealing, easily water inlet.
2. radiating effect is bad, and the poor thermal conductivity of the waterproofing coating of loam cake and drain pan two part junctions influences the heat radiation circulation of loam cake and drain pan, thereby the radiating effect of shell is had a greatly reduced quality.
3. the conformability of installing owing to power tube can not guarantee, thereby power tube can not closely be contacted with loam cake, and the heat of power tube just can not pass by loam cake preferably, thereby can not reach better radiating effect.
4. power tube is screwed on the shell of controller, need be in the side of shell at least 3 hole, and on power tube, also it be closely cooperated with screw with corresponding aluminum strip, pass hole on the shell side with screw at last, the three is coupled together, complex procedures is unfavorable for enhancing productivity.
5. can bring the defective of leaking when there is screw hole the housing side.
6. adopting end face is the chucking object of wedge shape, and the surplus of wedge shape object is very little, causes bad assembling or very high to the accuracy requirement of unsplit casing processing, causes cost to strengthen and the efficient reduction.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of leak tightness, water resistance is good, installation is firm, help power tube heat-dissipation controller for electric vehicle.
The technical matters that the utility model solves takes following technical scheme to realize: a kind of controller for electric vehicle, comprise shell, circuit card and be arranged on the end cap at shell two ends, described shell is all-in-one-piece cavity structure, the top of described shell inner cavity is provided with the protrusion of downward protrusion, power tube on the described circuit card is arranged between the sidewall of described protrusion and described shell, also be provided with springs between the power tube on described protrusion and the described circuit card, described springs is used for fixing described power tube.
Technical solutions of the utility model can also comprise: the end face of described springs be in " V " type, " W " type, " U " type any; Described protrusion be shaped as thin tabular or wedge shape; The sidewall of described shell is provided with the Ka Tai that is used to locate described power tube; Be provided with the movable card that has the strip gap in the decoration enclosing cover of the band wire hole in the described end cap, described card is used for fixing pig-tail wire; What adopt being connected of described end cap and described shell is that installing port screw outwardly connects; The outside face of described shell is provided with radiating gill; Described protrusion is provided with the rib that is used to block described springs.
The utility model compared with prior art has significant advantage and beneficial effect, is embodied in the following aspects:
1. shell adopts the integral type cavity structure, and the infiltration in gap had both been avoided in the gap when having avoided spiral-lock to connect, and had guaranteed circulation heat-dissipation good result again.
2. a side end cap of shell is designed to double-deck hollow out formula and embeds installation, end cap is embedded in the card that has the strip gap, make the electric wire of circuit card fixing more firm, refill the decoration enclosing cover of a hollow in the outside of card, between card and enclosing cover, pour into adhesives, thereby better guaranteed the water-tight of controller.
3. the application force of strip springs generation can make power tube contact more closely with shell, has increased dissipating area, and has improved the steadiness of power tube.
4. outer surface of outer cover can be provided with more and darker radiating gill, has increased the heat-dissipation area, thereby guarantees better heat radiating effect.
5. only need a simple springs, both constant power pipes that can be very firm, operation is few, and has saved productive costs, has improved production efficiency.Simultaneously, very simple during dismounting.
6. because the stroke of springs is bigger, not only tighten effectively, and lower to the precision of shell processing, help the reduction degree and enhance productivity.
Description of drawings
Fig. 1 is a generalized section of the present utility model;
Fig. 2 is a card structural representation of the present utility model;
Fig. 3 is the structural representation of springs of the present utility model;
Fig. 4 is the structural representation of another embodiment of springs of the present utility model;
Fig. 5 is an assembling scheme drawing of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is further described:
Shown in Fig. 1-5, the 1st, shell, the 2nd, power tube, the 3rd, circuit card, the 4th, radiating gill, the 5th, screw hole, the 6th, protrusion, the 7th, springs, the 8th, end cap, the 9th, the card in tape shape gap, the 10th, decorate enclosing cover, the 11st, Ka Tai, the 12nd, rib.
Controller for electric vehicle of the present utility model, comprise shell 1, circuit card 3 and be arranged on the end cap 8 (can comprise the card 9 in tape shape gap and decorate enclosing cover 10) at shell two ends, described shell 1 is all-in-one-piece cavity structure, the inner chamber top of described shell 1 is provided with the protrusion 6 of downward protrusion, power tube 2 on the described circuit card 3 is arranged between the sidewall of described protrusion 6 and described shell 1, also be provided with springs 7 between the power tube 2 on described protrusion 6 and the described circuit card 3, described springs 7 is used for fixing described power tube 2.
Technical solutions of the utility model can also comprise: the end face of described springs 7 be in " V " type, " W " type, " U " type any; Described protrusion 6 be shaped as thin tabular or wedge shape; The sidewall of described shell 1 is provided with the card platform 11 that is used to locate described power tube 2; Be provided with the movable card that has the strip gap 9 in the decoration enclosing cover 10 of the band wire hole in the described end cap 8, described card 9 is used for fixing pig-tail wire; What adopt being connected of described end cap 8 and described shell 1 is that installing port 5 screw outwardly connects; The outside face of described shell 1 is provided with radiating gill 4; Described protrusion 6 is provided with the rib 12 that is used to block described springs 7.
Referring to Fig. 1-Fig. 5, controller for electric vehicle of the present utility model, shell 1 is a unit design, becomes the cavity structure of a no end cap, because the infiltration in gap has been avoided in the gap when not had the spiral-lock connection, has guaranteed circulation heat-dissipation good result again; Simultaneously, end cap 8 is installed, is screwed with screw between end cap 8 and the shell 1 in both sides, easy to operate, simplified technology.
The inner chamber upper design of shell 1 has the protrusion 6 of downward protrusion, protrusion 6 inner chamber upper surfaces are provided with (to be arranged to protrusion 6 tabular herein to the protrusion 6 of lower convexity, certainly also protrusion 6 can be arranged to wedge shape, can be as long as satisfy) with laying springs 7, power tube 2 is arranged on the sidewall of shell 1, the heat delivery surface of power tube 2 is contacted with the side wall surface of shell 1, springs 7 is arranged between protrusion 6 and the power tube 2, the end face of springs 7 is that " U " type (can certainly be " V " type or " W " type,), the big lower end of upper end open is little, under the effect of gravity or external force, springs 7 can walk downward in the gap between protrusion 6 and power tube 2, up to tightening power tube 2 fully, make the side wall surface closed contact of power tube 2 and shell 1, realization is dispelled the heat from the side of shell, thereby reaches better radiating effect.
Simultaneously, (as Fig. 1) in an embodiment, exactly protrusion 6 is set to one carefully tabular, there is a small rib strip 12 lower end, be used to block springs 7, make springs 7 elastic force that is unlikely to excessively to glide excessive, also can not gliding, elastic force is not enough very little, just be pressed on power tube 2 on the side of shell 1 elastic force of springs 7 this moment, a side closed contact of the heat delivery surface of power tube 2 and shell 1.
Simultaneously, the side of shell 1 is provided with the card platform 11 that is used to locate power tube 2, and the lower surface that card platform 11 can be held power tube 2 from below is under the effect of springs 7, on the side wall surface that is attached to shell 1 that power tube 2 can be very safe.Help constant power pipe 2 like this, strengthen whole steadiness of the present utility model.
In addition, the outside face of shell 1 is provided with more radiating gill 4, and for former controller, this fleetline design has not only improved the radiating effect of radiating gill but also beautified outward appearance.
Need special version: the section of springs 7 is a kind of (as Fig. 3 and 4) in " U " type, " V " type or " W " type, springs 7 is for becoming strip, slightly shorter than outer cover length, its shape is that the big lower end of upper end open is little, and match with the gap between protrusion 6 and the power tube 2, guarantee its by gravity or realize downslide under external force, and more and more tight, thus chucking power tube 2 gets final product.
End cap of the present utility model 8 adopts the design plan of hollows, promptly at the position of hollow from inside to outside successively setting-in have the card 9 in strip gap and decorate enclosing cover 10.Strip gap in the card 9 is used to block the electric wire of circuit card 3, the width in strip gap and bar number according to electric wire what and decide, it is good just being full of the strip gap with electric wire, helps like this sealing; Pour into the surface of adhesives again, make the gap of the abundant sealed wire of adhesives at card 9 places to card 9; To decorate enclosing cover 10 setting-ins afterwards and get on, and make the hole of electric wire in the middle of enclosing cover 10 and draw; Because the two ends of enclosing cover 10 are provided with the buckle that usefulness is installed, and under the viscous effect of adhesives, enclosing cover 10 can very safe being in place (enclosing cover 10 and card 9 form an injecting glue pond).In addition, enclosing cover 10 has blocked adhesives, has played the effect that beautifies outward appearance.It is emphasized that, according to electric wire what, the structure that two end caps 8 all have card 9 and enclosing cover 10 can be set, number of electrical lines is more certainly, the structure that there is card 9 at end cap 8 places and decorates enclosing cover 10 can only be set, and the end cap 8 of another side is made the sealing shape and is got final product.
Referring to Fig. 1-5, fitting process of the present utility model is:
The first step: earlier circuit card is put into the cavity of the utility model shell 1, power tube 2 is contacted with the inclined-plane of shell 1 side; Again springs 7 is put into the inner chamber of shell 1, make small end down, big end opening up, at gravity or apply under the effect of external force, springs 7 is past the downslide along previously described gap, power tube 2 is attached on the side of shell 1 tightly, reaches closed contact, and heat radiation good technical effect.
Second step: electric wire is passed the hollow space of end cap 8, and the strip gap with card 9 pins electric wire then, card 9 is down pushed away along electric wire, up to the internal layer that is inlaid in end cap 8 again.Fill up between end cap 8 and the shell 1 and go up the temperature resistant encapsulation rubber cushion this moment.Fill the space at card 9 places at last with adhesives, irritate heat-resistant adhesive again, decorating enclosing cover 10 spiral-locks above the injecting glue pond, institute's live wire comes out from the oval mouth of trim 10 again; Final step to cavity, and is tightened screw to the tight spiral-lock of both sides end cap at screw hole 5 places.Thereby finish whole fitting process.
Utilize technical scheme described in the utility model, or those skilled in the art designing the similar techniques scheme under the inspiration of technical solutions of the utility model, and reach above-mentioned technique effect, all is to fall into protection domain of the present utility model.
Claims (8)
1. controller for electric vehicle, comprise shell, circuit card and be arranged on the end cap at shell two ends, described shell is all-in-one-piece cavity structure, it is characterized in that: the top of described shell inner cavity is provided with the protrusion of downward protrusion, power tube on the described circuit card is arranged between the sidewall of described protrusion and described shell, also be provided with springs between the power tube on described protrusion and the described circuit card, described springs is used for fixing described power tube.
2. controller for electric vehicle according to claim 1 is characterized in that: the end face of described springs be in " V " type, " W " type, " U " type any.
3. controller for electric vehicle according to claim 1 is characterized in that: described protrusion be shaped as thin tabular or wedge shape.
4. controller for electric vehicle according to claim 1 is characterized in that: the sidewall of described shell is provided with the Ka Tai that is used to locate described power tube.
5. controller for electric vehicle according to claim 1 is provided with the movable card that has the strip gap in the decoration enclosing cover of the band wire hole in the described end cap, described card is used for fixing pig-tail wire.
6. according to the controller for electric vehicle described in the claim 1, it is characterized in that: what adopt being connected of described end cap and described shell is that installing port screw outwardly connects.
7. controller for electric vehicle according to claim 1 is characterized in that: the outside face of described shell is provided with radiating gill.
8. controller for electric vehicle according to claim 2 is characterized in that: described protrusion is provided with the rib that is used to block described springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200986800U CN201128458Y (en) | 2007-09-26 | 2007-09-26 | Controller for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200986800U CN201128458Y (en) | 2007-09-26 | 2007-09-26 | Controller for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201128458Y true CN201128458Y (en) | 2008-10-08 |
Family
ID=40016291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200986800U Expired - Fee Related CN201128458Y (en) | 2007-09-26 | 2007-09-26 | Controller for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201128458Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104780736A (en) * | 2014-01-13 | 2015-07-15 | 潘晨曦 | Motor controller |
-
2007
- 2007-09-26 CN CNU2007200986800U patent/CN201128458Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104780736A (en) * | 2014-01-13 | 2015-07-15 | 潘晨曦 | Motor controller |
| CN104780736B (en) * | 2014-01-13 | 2018-05-25 | 潘晨曦 | Electric machine controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20091026 |